21014612336 has 40 divisors (see below), whose sum is σ = 41231881824. Its totient is φ = 10374635520.

The previous prime is 21014612321. The next prime is 21014612371. The reversal of 21014612336 is 63321641012.

It is a super-2 number, since 2×21014612336² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21014612299 and 21014612308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 656381 + ... + 687651.

Almost surely, 2^21014612336 is an apocalyptic number.

It is an amenable number.

21014612336 is a deficient number, since it is larger than the sum of its proper divisors (20217269488).

21014612336 is a wasteful number, since it uses less digits than its factorization.

21014612336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31809 (or 31803 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 21014612336 in words is "twenty-one billion, fourteen million, six hundred twelve thousand, three hundred thirty-six".